Great Notch Reservoir Dam

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNew Jersey
CountyPassaic
Nearest CityWest Paterson
River/StreamYantecaw Brook
Coordinates40.87745, -74.19242

Physical Characteristics

Dam TypeEarth
NID Height74 ft
Dam Height74 ft
Dam Length460 ft
Year Completed1898 (128 years old)

Storage & Hydraulics

NID Storage640 acre-ft
Max Storage640 acre-ft
Normal Storage537 acre-ft
Surface Area33 acres
Drainage Area0 sq mi
Max Discharge675 cfs

Ownership & Safety

PurposeWater Supply
OwnerPassaic Valley Water Commission
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection10/22/2024
Emergency Action PlanYes

Identifiers

NID IDNJ00244
Federal IDNJ00244
More InfoState Dam Safety Program

Nearby Dams

Cedar Grove North Res Dam 1.2 mi High Cedar Grove West Res Dam 1.5 mi High Barbours Pond Dam 1.6 mi Significant New Street Reservoir Dam 1.7 mi High Highland Lake Dam 1.8 mi High Cedar Grove South Res Dam 2.1 mi High Beatties Mill Dam 2.2 mi Low Weasel Brook Park Dam 2.4 mi Significant Yantacaw Brook Dam 2.6 mi Significant Great Falls 2.7 mi Low